CA2583266A1 - Systemes et procedes de reception et de transmission mrof - Google Patents
Systemes et procedes de reception et de transmission mrof Download PDFInfo
- Publication number
- CA2583266A1 CA2583266A1 CA002583266A CA2583266A CA2583266A1 CA 2583266 A1 CA2583266 A1 CA 2583266A1 CA 002583266 A CA002583266 A CA 002583266A CA 2583266 A CA2583266 A CA 2583266A CA 2583266 A1 CA2583266 A1 CA 2583266A1
- Authority
- CA
- Canada
- Prior art keywords
- ofdm
- channel
- ofdm symbol
- receiver
- dct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 230000005540 biological transmission Effects 0.000 title claims description 20
- 238000000034 method Methods 0.000 title claims description 19
- 239000011159 matrix material Substances 0.000 claims description 31
- 238000012545 processing Methods 0.000 claims description 11
- 239000000969 carrier Substances 0.000 claims description 10
- 238000013507 mapping Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- 238000005562 fading Methods 0.000 abstract description 13
- 238000004422 calculation algorithm Methods 0.000 description 8
- 230000011664 signaling Effects 0.000 description 5
- 238000004088 simulation Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000017105 transposition Effects 0.000 description 2
- 238000003775 Density Functional Theory Methods 0.000 description 1
- 238000007476 Maximum Likelihood Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000019800 disodium phosphate Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61763704P | 2004-10-13 | 2004-10-13 | |
| US60/617,637 | 2004-10-13 | ||
| PCT/CA2005/001560 WO2006039799A1 (fr) | 2004-10-13 | 2005-10-13 | Systemes et procedes de reception et de transmission mrof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2583266A1 true CA2583266A1 (fr) | 2006-04-20 |
Family
ID=36148008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002583266A Abandoned CA2583266A1 (fr) | 2004-10-13 | 2005-10-13 | Systemes et procedes de reception et de transmission mrof |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8422570B2 (fr) |
| CA (1) | CA2583266A1 (fr) |
| WO (1) | WO2006039799A1 (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006186427A (ja) * | 2004-12-24 | 2006-07-13 | Toshiba Corp | 無線通信方法及び装置 |
| KR20090113915A (ko) * | 2007-03-06 | 2009-11-02 | 미쓰비시덴키 가부시키가이샤 | 무선 통신 시스템 |
| CN101252555B (zh) * | 2008-03-28 | 2011-02-16 | 东南大学 | 正交频分复用移动通信***中的信道估计方法 |
| US8774315B2 (en) * | 2009-08-25 | 2014-07-08 | The Aerospace Corporation | Phase-optimized constant envelope transmission (POCET) method, apparatus and system |
| US20120215788A1 (en) * | 2009-11-18 | 2012-08-23 | Nokia Corporation | Data Processing |
| WO2011112131A1 (fr) * | 2010-03-12 | 2011-09-15 | Telefonaktiebolaget L M Ericsson (Publ) | Procédés et appareils pour un accès multiple dans un réseau de communication sans fil via dct-ofdm |
| CN101895485A (zh) * | 2010-07-07 | 2010-11-24 | 电子科技大学 | 一种多用户和白噪声干扰抑制ifdma***接收方法 |
| CN101917252B (zh) * | 2010-08-06 | 2013-06-12 | 电子科技大学 | 一种基于添零方式的ci-ofdm通信方法 |
| US20140105315A1 (en) * | 2012-10-12 | 2014-04-17 | The Governors Of The University Of Alberta | Frequency time block modulation for mitigating doubly-selective fading |
| US20150117295A1 (en) * | 2013-10-30 | 2015-04-30 | Electronics And Telecommunications Research Institute | Method and apparatus for device-to-device communication |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6928047B1 (en) * | 1999-09-11 | 2005-08-09 | The University Of Delaware | Precoded OFDM systems robust to spectral null channels and vector OFDM systems with reduced cyclic prefix length |
| JP3407253B2 (ja) * | 2001-06-20 | 2003-05-19 | 富士通株式会社 | ピーク抑圧方法及びデータ伝送装置 |
| US7020226B1 (en) * | 2002-04-04 | 2006-03-28 | Nortel Networks Limited | I/Q distortion compensation for the reception of OFDM signals |
| US7292647B1 (en) * | 2002-04-22 | 2007-11-06 | Regents Of The University Of Minnesota | Wireless communication system having linear encoder |
| DE60332893D1 (de) * | 2002-04-25 | 2010-07-22 | Imec | CDMA Empfang-übertragungstechniken für Funksysteme mit Mehrfacheingängen und Mehrfachausgängen (MIMO) |
| US7412005B2 (en) * | 2004-02-19 | 2008-08-12 | Nokia Corporation | Method and apparatus providing time domain interpolated channel estimation with advanced noise suppression for multicarrier transmissions |
| US8484272B2 (en) * | 2004-08-20 | 2013-07-09 | Qualcomm Incorporated | Unified pulse shaping for multi-carrier and single-carrier waveforms |
-
2005
- 2005-10-13 CA CA002583266A patent/CA2583266A1/fr not_active Abandoned
- 2005-10-13 WO PCT/CA2005/001560 patent/WO2006039799A1/fr active Application Filing
- 2005-10-13 US US11/665,311 patent/US8422570B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2006039799A1 (fr) | 2006-04-20 |
| US8422570B2 (en) | 2013-04-16 |
| US20080095267A1 (en) | 2008-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |
Effective date: 20140815 |